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carbon-lang
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interface
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fail_duplicate.carbon

fail_duplicate.carbon 9.2 KB
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  1. // Part of the Carbon Language project, under the Apache License v2.0 with LLVM
    2. 

  2. // Exceptions. See /LICENSE for license information.
    3. 

  3. // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
    4. 

  4. //
    5. 

  5. // AUTOUPDATE
    6. 

  6. // TIP: To test this file alone, run:
    7. 

  7. // TIP:   bazel test //toolchain/testing:file_test --test_arg=--file_tests=toolchain/check/testdata/interface/no_prelude/fail_duplicate.carbon
    8. 

  8. // TIP: To dump output, run:
    9. 

  9. // TIP:   bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/check/testdata/interface/no_prelude/fail_duplicate.carbon
    10. 

  10. 

  11. // --- fail_redefine_without_dependents.carbon
    12. 

  12. 

  13. library "[[@TEST_NAME]]";
    14. 

  14. 

  15. interface Interface { }
    16. 

  16. 

  17. // CHECK:STDERR: fail_redefine_without_dependents.carbon:[[@LINE+7]]:1: error: redefinition of `interface Interface`
    18. 

  18. // CHECK:STDERR: interface Interface {
    19. 

  19. // CHECK:STDERR: ^~~~~~~~~~~~~~~~~~~~~
    20. 

  20. // CHECK:STDERR: fail_redefine_without_dependents.carbon:[[@LINE-5]]:1: note: previously defined here
    21. 

  21. // CHECK:STDERR: interface Interface { }
    22. 

  22. // CHECK:STDERR: ^~~~~~~~~~~~~~~~~~~~~
    23. 

  23. // CHECK:STDERR:
    24. 

  24. interface Interface {
    25. 

  25.   fn F();
    26. 

  26. }
    27. 

  27. 

  28. // --- fail_redefine_with_dependents.carbon
    29. 

  29. 

  30. library "[[@TEST_NAME]]";
    31. 

  31. 

  32. interface Interface {}
    33. 

  33. 

  34. // CHECK:STDERR: fail_redefine_with_dependents.carbon:[[@LINE+7]]:1: error: redefinition of `interface Interface`
    35. 

  35. // CHECK:STDERR: interface Interface {
    36. 

  36. // CHECK:STDERR: ^~~~~~~~~~~~~~~~~~~~~
    37. 

  37. // CHECK:STDERR: fail_redefine_with_dependents.carbon:[[@LINE-5]]:1: note: previously defined here
    38. 

  38. // CHECK:STDERR: interface Interface {}
    39. 

  39. // CHECK:STDERR: ^~~~~~~~~~~~~~~~~~~~~
    40. 

  40. // CHECK:STDERR:
    41. 

  41. interface Interface {
    42. 

  42.   fn F[self: Self]();
    43. 

  43. }
    44. 

  44. 

  45. // --- fail_name_conflict_with_fn.carbon
    46. 

  46. 

  47. library "[[@TEST_NAME]]";
    48. 

  48. 

  49. fn Function();
    50. 

  50. 

  51. // CHECK:STDERR: fail_name_conflict_with_fn.carbon:[[@LINE+7]]:1: error: duplicate name being declared in the same scope
    52. 

  52. // CHECK:STDERR: interface Function;
    53. 

  53. // CHECK:STDERR: ^~~~~~~~~~~~~~~~~~~
    54. 

  54. // CHECK:STDERR: fail_name_conflict_with_fn.carbon:[[@LINE-5]]:1: note: name is previously declared here
    55. 

  55. // CHECK:STDERR: fn Function();
    56. 

  56. // CHECK:STDERR: ^~~~~~~~~~~~~~
    57. 

  57. // CHECK:STDERR:
    58. 

  58. interface Function;
    59. 

  59. 

  60. // --- fail_name_conflict_with_class.carbon
    61. 

  61. 

  62. class Class;
    63. 

  63. 

  64. // CHECK:STDERR: fail_name_conflict_with_class.carbon:[[@LINE+6]]:1: error: duplicate name being declared in the same scope
    65. 

  65. // CHECK:STDERR: interface Class { }
    66. 

  66. // CHECK:STDERR: ^~~~~~~~~~~~~~~~~
    67. 

  67. // CHECK:STDERR: fail_name_conflict_with_class.carbon:[[@LINE-5]]:1: note: name is previously declared here
    68. 

  68. // CHECK:STDERR: class Class;
    69. 

  69. // CHECK:STDERR: ^~~~~~~~~~~~
    70. 

  70. interface Class { }
    71. 

  71. 

  72. // CHECK:STDOUT: --- fail_redefine_without_dependents.carbon
    73. 

  73. // CHECK:STDOUT:
    74. 

  74. // CHECK:STDOUT: constants {
    75. 

  75. // CHECK:STDOUT:   %.1: type = interface_type @Interface [template]
    76. 

  76. // CHECK:STDOUT:   %Self.1: %.1 = bind_symbolic_name Self, 0 [symbolic]
    77. 

  77. // CHECK:STDOUT:   %.2: type = interface_type @.1 [template]
    78. 

  78. // CHECK:STDOUT:   %Self.2: %.2 = bind_symbolic_name Self, 0 [symbolic]
    79. 

  79. // CHECK:STDOUT:   %F.type: type = fn_type @F [template]
    80. 

  80. // CHECK:STDOUT:   %.3: type = tuple_type () [template]
    81. 

  81. // CHECK:STDOUT:   %F: %F.type = struct_value () [template]
    82. 

  82. // CHECK:STDOUT:   %.4: type = assoc_entity_type %.2, %F.type [template]
    83. 

  83. // CHECK:STDOUT:   %.5: %.4 = assoc_entity element0, @.1.%F.decl [template]
    84. 

  84. // CHECK:STDOUT: }
    85. 

  85. // CHECK:STDOUT:
    86. 

  86. // CHECK:STDOUT: file {
    87. 

  87. // CHECK:STDOUT:   package: <namespace> = namespace [template] {
    88. 

  88. // CHECK:STDOUT:     .Interface = %Interface.decl
    89. 

  89. // CHECK:STDOUT:   }
    90. 

  90. // CHECK:STDOUT:   %Interface.decl: type = interface_decl @Interface [template = constants.%.1] {} {}
    91. 

  91. // CHECK:STDOUT:   %.decl: type = interface_decl @.1 [template = constants.%.2] {} {}
    92. 

  92. // CHECK:STDOUT: }
    93. 

  93. // CHECK:STDOUT:
    94. 

  94. // CHECK:STDOUT: interface @Interface {
    95. 

  95. // CHECK:STDOUT:   %Self: %.1 = bind_symbolic_name Self, 0 [symbolic = constants.%Self.1]
    96. 

  96. // CHECK:STDOUT:
    97. 

  97. // CHECK:STDOUT: !members:
    98. 

  98. // CHECK:STDOUT:   .Self = %Self
    99. 

  99. // CHECK:STDOUT:   witness = ()
    100. 

  100. // CHECK:STDOUT: }
    101. 

  101. // CHECK:STDOUT:
    102. 

  102. // CHECK:STDOUT: interface @.1 {
    103. 

  103. // CHECK:STDOUT:   %Self: %.2 = bind_symbolic_name Self, 0 [symbolic = constants.%Self.2]
    104. 

  104. // CHECK:STDOUT:   %F.decl: %F.type = fn_decl @F [template = constants.%F] {} {}
    105. 

  105. // CHECK:STDOUT:   %.loc14: %.4 = assoc_entity element0, %F.decl [template = constants.%.5]
    106. 

  106. // CHECK:STDOUT:
    107. 

  107. // CHECK:STDOUT: !members:
    108. 

  108. // CHECK:STDOUT:   .Self = %Self
    109. 

  109. // CHECK:STDOUT:   .F = %.loc14
    110. 

  110. // CHECK:STDOUT:   witness = (%F.decl)
    111. 

  111. // CHECK:STDOUT: }
    112. 

  112. // CHECK:STDOUT:
    113. 

  113. // CHECK:STDOUT: generic fn @F(@.1.%Self: %.2) {
    114. 

  114. // CHECK:STDOUT:
    115. 

  115. // CHECK:STDOUT:   fn();
    116. 

  116. // CHECK:STDOUT: }
    117. 

  117. // CHECK:STDOUT:
    118. 

  118. // CHECK:STDOUT: specific @F(constants.%Self.2) {}
    119. 

  119. // CHECK:STDOUT:
    120. 

  120. // CHECK:STDOUT: --- fail_redefine_with_dependents.carbon
    121. 

  121. // CHECK:STDOUT:
    122. 

  122. // CHECK:STDOUT: constants {
    123. 

  123. // CHECK:STDOUT:   %.1: type = interface_type @Interface [template]
    124. 

  124. // CHECK:STDOUT:   %Self.1: %.1 = bind_symbolic_name Self, 0 [symbolic]
    125. 

  125. // CHECK:STDOUT:   %.2: type = interface_type @.1 [template]
    126. 

  126. // CHECK:STDOUT:   %Self.2: %.2 = bind_symbolic_name Self, 0 [symbolic]
    127. 

  127. // CHECK:STDOUT:   %F.type: type = fn_type @F [template]
    128. 

  128. // CHECK:STDOUT:   %.3: type = tuple_type () [template]
    129. 

  129. // CHECK:STDOUT:   %F: %F.type = struct_value () [template]
    130. 

  130. // CHECK:STDOUT:   %.4: type = assoc_entity_type %.2, %F.type [template]
    131. 

  131. // CHECK:STDOUT:   %.5: %.4 = assoc_entity element0, @.1.%F.decl [template]
    132. 

  132. // CHECK:STDOUT: }
    133. 

  133. // CHECK:STDOUT:
    134. 

  134. // CHECK:STDOUT: file {
    135. 

  135. // CHECK:STDOUT:   package: <namespace> = namespace [template] {
    136. 

  136. // CHECK:STDOUT:     .Interface = %Interface.decl
    137. 

  137. // CHECK:STDOUT:   }
    138. 

  138. // CHECK:STDOUT:   %Interface.decl: type = interface_decl @Interface [template = constants.%.1] {} {}
    139. 

  139. // CHECK:STDOUT:   %.decl: type = interface_decl @.1 [template = constants.%.2] {} {}
    140. 

  140. // CHECK:STDOUT: }
    141. 

  141. // CHECK:STDOUT:
    142. 

  142. // CHECK:STDOUT: interface @Interface {
    143. 

  143. // CHECK:STDOUT:   %Self: %.1 = bind_symbolic_name Self, 0 [symbolic = constants.%Self.1]
    144. 

  144. // CHECK:STDOUT:
    145. 

  145. // CHECK:STDOUT: !members:
    146. 

  146. // CHECK:STDOUT:   .Self = %Self
    147. 

  147. // CHECK:STDOUT:   witness = ()
    148. 

  148. // CHECK:STDOUT: }
    149. 

  149. // CHECK:STDOUT:
    150. 

  150. // CHECK:STDOUT: interface @.1 {
    151. 

  151. // CHECK:STDOUT:   %Self: %.2 = bind_symbolic_name Self, 0 [symbolic = constants.%Self.2]
    152. 

  152. // CHECK:STDOUT:   %F.decl: %F.type = fn_decl @F [template = constants.%F] {
    153. 

  153. // CHECK:STDOUT:     %self.patt: @F.%Self (%Self.2) = binding_pattern self
    154. 

  154. // CHECK:STDOUT:   } {
    155. 

  155. // CHECK:STDOUT:     %Self.ref: %.2 = name_ref Self, @.1.%Self [symbolic = %Self (constants.%Self.2)]
    156. 

  156. // CHECK:STDOUT:     %.loc14_14.1: type = facet_type_access %Self.ref [symbolic = %Self (constants.%Self.2)]
    157. 

  157. // CHECK:STDOUT:     %.loc14_14.2: type = converted %Self.ref, %.loc14_14.1 [symbolic = %Self (constants.%Self.2)]
    158. 

  158. // CHECK:STDOUT:     %self.param: @F.%Self (%Self.2) = param self, runtime_param0
    159. 

  159. // CHECK:STDOUT:     %self: @F.%Self (%Self.2) = bind_name self, %self.param
    160. 

  160. // CHECK:STDOUT:   }
    161. 

  161. // CHECK:STDOUT:   %.loc14: %.4 = assoc_entity element0, %F.decl [template = constants.%.5]
    162. 

  162. // CHECK:STDOUT:
    163. 

  163. // CHECK:STDOUT: !members:
    164. 

  164. // CHECK:STDOUT:   .Self = %Self
    165. 

  165. // CHECK:STDOUT:   .F = %.loc14
    166. 

  166. // CHECK:STDOUT:   witness = (%F.decl)
    167. 

  167. // CHECK:STDOUT: }
    168. 

  168. // CHECK:STDOUT:
    169. 

  169. // CHECK:STDOUT: generic fn @F(@.1.%Self: %.2) {
    170. 

  170. // CHECK:STDOUT:   %Self: %.2 = bind_symbolic_name Self, 0 [symbolic = %Self (constants.%Self.2)]
    171. 

  171. // CHECK:STDOUT:
    172. 

  172. // CHECK:STDOUT:   fn[%self: @F.%Self (%Self.2)]();
    173. 

  173. // CHECK:STDOUT: }
    174. 

  174. // CHECK:STDOUT:
    175. 

  175. // CHECK:STDOUT: specific @F(constants.%Self.2) {
    176. 

  176. // CHECK:STDOUT:   %Self => constants.%Self.2
    177. 

  177. // CHECK:STDOUT: }
    178. 

  178. // CHECK:STDOUT:
    179. 

  179. // CHECK:STDOUT: --- fail_name_conflict_with_fn.carbon
    180. 

  180. // CHECK:STDOUT:
    181. 

  181. // CHECK:STDOUT: constants {
    182. 

  182. // CHECK:STDOUT:   %Function.type: type = fn_type @Function [template]
    183. 

  183. // CHECK:STDOUT:   %.1: type = tuple_type () [template]
    184. 

  184. // CHECK:STDOUT:   %Function: %Function.type = struct_value () [template]
    185. 

  185. // CHECK:STDOUT:   %.2: type = interface_type @.1 [template]
    186. 

  186. // CHECK:STDOUT: }
    187. 

  187. // CHECK:STDOUT:
    188. 

  188. // CHECK:STDOUT: file {
    189. 

  189. // CHECK:STDOUT:   package: <namespace> = namespace [template] {
    190. 

  190. // CHECK:STDOUT:     .Function = %Function.decl
    191. 

  191. // CHECK:STDOUT:   }
    192. 

  192. // CHECK:STDOUT:   %Function.decl: %Function.type = fn_decl @Function [template = constants.%Function] {} {}
    193. 

  193. // CHECK:STDOUT:   %.decl: type = interface_decl @.1 [template = constants.%.2] {} {}
    194. 

  194. // CHECK:STDOUT: }
    195. 

  195. // CHECK:STDOUT:
    196. 

  196. // CHECK:STDOUT: interface @.1;
    197. 

  197. // CHECK:STDOUT:
    198. 

  198. // CHECK:STDOUT: fn @Function();
    199. 

  199. // CHECK:STDOUT:
    200. 

  200. // CHECK:STDOUT: --- fail_name_conflict_with_class.carbon
    201. 

  201. // CHECK:STDOUT:
    202. 

  202. // CHECK:STDOUT: constants {
    203. 

  203. // CHECK:STDOUT:   %Class: type = class_type @Class [template]
    204. 

  204. // CHECK:STDOUT:   %.1: type = interface_type @.1 [template]
    205. 

  205. // CHECK:STDOUT:   %Self: %.1 = bind_symbolic_name Self, 0 [symbolic]
    206. 

  206. // CHECK:STDOUT: }
    207. 

  207. // CHECK:STDOUT:
    208. 

  208. // CHECK:STDOUT: file {
    209. 

  209. // CHECK:STDOUT:   package: <namespace> = namespace [template] {
    210. 

  210. // CHECK:STDOUT:     .Class = %Class.decl
    211. 

  211. // CHECK:STDOUT:   }
    212. 

  212. // CHECK:STDOUT:   %Class.decl: type = class_decl @Class [template = constants.%Class] {} {}
    213. 

  213. // CHECK:STDOUT:   %.decl: type = interface_decl @.1 [template = constants.%.1] {} {}
    214. 

  214. // CHECK:STDOUT: }
    215. 

  215. // CHECK:STDOUT:
    216. 

  216. // CHECK:STDOUT: interface @.1 {
    217. 

  217. // CHECK:STDOUT:   %Self: %.1 = bind_symbolic_name Self, 0 [symbolic = constants.%Self]
    218. 

  218. // CHECK:STDOUT:
    219. 

  219. // CHECK:STDOUT: !members:
    220. 

  220. // CHECK:STDOUT:   .Self = %Self
    221. 

  221. // CHECK:STDOUT:   witness = ()
    222. 

  222. // CHECK:STDOUT: }
    223. 

  223. // CHECK:STDOUT:
    224. 

  224. // CHECK:STDOUT: class @Class;
    225. 

  225. // CHECK:STDOUT:
    226.